Vizio P42HDTV10A Service Manual page 88

BLOCK DIAGRAM
2
1. I c Bus
I2C BUS is interring bus system controlled by 2 lines (SDA, SCL). Data are transmitted and
received in the units of byte and Acknowledge. It is transmitted by MSB first from the Start
conditions.
The data format is set as shown in the following figure.
In the L32 TV MM1492 slave address, ADR terminal is L, and 90H is selected.
The following figure indicates the control contents of control registers and switches.
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File No. SG-0184